No guessing! which number line shows point a at −4, point b at 2.5, point c at −2 and 1 over 2, and point d, which is the opposite of point a?

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15